The present application claims the benefit of the filing date of copending provisional application Ser. No. 60/127,106 filed Mar. 31, 1999.
Number | Name | Date | Kind |
---|---|---|---|
2169559 | Halliburton | Aug 1939 | |
2945952 | Bourne et al. | Jul 1960 | |
3437138 | Scott | Apr 1969 | |
3923099 | Brandon | Dec 1975 | |
4043129 | McCabe et al. | Aug 1977 | |
4112745 | McCabe et al. | Sep 1978 | |
4210025 | Bimond et al. | Jul 1980 | |
4787447 | Christensen | Nov 1988 | |
4878538 | Christensen | Nov 1989 | |
4883123 | Zunkel et al. | Nov 1989 | |
5335732 | McIntyre | Aug 1994 | |
5456322 | Tucker et al. | Oct 1995 | |
5484018 | Cavender et al. | Jan 1996 | |
5497832 | Stuebinger et al. | Mar 1996 | |
5540280 | Schultz et al. | Jul 1996 | |
5799733 | Ringgenberg et al. | Sep 1998 | |
5803178 | Cain | Sep 1998 |
Number | Date | Country |
---|---|---|
0699819 A2 | Mar 1996 | EP |
0781893 A2 | Jul 1997 | EP |
0699819 A3 | Dec 1997 | EP |
2172631 A | Sep 1986 | GB |
2 221 486 A | Feb 1990 | GB |
WO0058604 | Oct 2000 | WO |
Entry |
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Gatlin, C. Petroleum Engineering—Drilling and Well Completions, Prentice Hall, 1960, p. 254.* |
European Search Report Appl. No. EP00301471. |
Search Report for United Kingdom Application No. GB0030648.0. |
Halliburton Reservoir Services PTS Tool Systems and Fast Test Technique by Roger L. Schultz, undated. |
Operating Instructions 2⅜in. and 245 in 3 Omega Plug Catcher, dated Jul. 15, 1981. |
Latch-Down Plugs, dated Jan. 31, 1981. |
Cementing Plug Latch Down, dated Jul. 15, 1981. |
Number | Date | Country | |
---|---|---|---|
60/127106 | Mar 1999 | US |